Prp Memory Components - Cisco GSR12/60 - 12012 Router -AnyLAN, SONET/SDH Installation And Configuration Manual

PRP Memory Components

Table 1-3 lists the memory components on the PRP.
Table 1-3 PRP Memory Components
Type Size
1
SDRAM 512 MB, 1 GB, or
2 GB
2
SRAM 2 MB (fixed)
3
NVRAM 2 MB (fixed)
Flash 64 MB SIMM
memory
Flash disks
Flash boot 512 KB
ROM
1. Default SDRAM configuration is 512 MB. Bank 1 (U15) must be populated first. You can use one or both banks to
configure SDRAM combinations of 512 MB, 1 GB, or 2 GB. 1.5-GB configurations are not supported.
2. SRAM is not user configurable or field replaceable.
3. NVRAM is not user configurable or field replaceable.
4. Flash memory SIMM is not user configurable or field replaceable.
5. ATA Flash disks and Type I and Type II linear Flash memory cards are supported. See the
"Flash Memory" section on page -19 for Flash disk information.
1
Backplane connector
2
Flash SIMM (Socket number P3)
SDRAM DIMMs
Bank 1 - Socket number U15
3
Bank 2 - Socket number U18
4 Ejector lever
5
Flash disk slots (covered)
Quantity Description
1 or 2 512-MB and 1-GB DIMMs (based on desired SDRAM
configuration) for main Cisco IOS software functions
— Secondary CPU cache memory functions
1 System configuration files, register settings, and logs
4
1 Cisco IOS boot image (bootflash), crash information, and other
user-defined files
5
1 or 2 Cisco IOS software images, system configuration files, and other
user-defined files on up to two Flash disks
1 Flash EPROM for the ROM monitor program boot image
Physical and Functional Overviews
6
Ethernet ports
7
Auxiliary port
Console port
8
9 Handle
10 Display LEDs
Product Overview 1-17